//go:noinline
func makeChan() *RpcChan {
	makeChanCalls++
	c := &RpcChan{make(chan bool, 1)}
	c.c <- true
	return c
}

func call() bool {
	x := <-makeChan().c
	return x
}

func TestNoRaceRpcChan(t *testing.T) {
	makeChanCalls = 0
	_ = call()
	if makeChanCalls != 1 {
		t.Fatalf("makeChanCalls %d, expected 1\n", makeChanCalls)
	}
}

func divInSlice() {
	v := make([]int64, 10)
	i := 1